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2060-12-31
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TRIATOMA COSTALIMAI (HEMIPTERA: REDUVIIDAE) IN AND AROUND HOUSES OF TOCANTINS STATE, BRAZIL, 2005-2014
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Fundação Oswaldo Cruz. Instituto René Rachou. Grupo Triatomíneos. Belo Horizonte, MG, Brazil.
Fundação Oswaldo Cruz. Instituto René Rachou. Grupo Triatomíneos. Belo Horizonte, MG, Brazil.
Estado de Tocantins. Secretaria Estadual de Saúde. Palmas, TO, Brazil.
Fundação Oswaldo Cruz. Instituto René Rachou. Grupo Triatomíneos. Belo Horizonte, MG, Brazil.
Fundação Oswaldo Cruz. Instituto René Rachou. Grupo Triatomíneos. Belo Horizonte, MG, Brazil.
Fundação Oswaldo Cruz. Instituto René Rachou. Grupo Triatomíneos. Belo Horizonte, MG, Brazil.
Estado de Tocantins. Secretaria Estadual de Saúde. Palmas, TO, Brazil.
Fundação Oswaldo Cruz. Instituto René Rachou. Grupo Triatomíneos. Belo Horizonte, MG, Brazil.
Fundação Oswaldo Cruz. Instituto René Rachou. Grupo Triatomíneos. Belo Horizonte, MG, Brazil.
Abstract
Triatoma costalimai Verano & Galvão, a little-known vector of Trypanosoma cruzi Chagas, occupies rocky environments in the Brazilian Cerrado and occasionally infests man-made habitats. Entomological surveillance records show that T. costalimai occurs fairly often inside and around houses in south-eastern Tocantins, Brazil, with 859 specimens reported in 2005-2014. Most adults were caught indoors, and breeding colonies were found inside and around houses. Trypanosoma cruzi was detected in 13.7% of 839 bugs. These data suggest that T. costalimai can contribute to T. cruzi transmission in human environments, underscoring the need for long-term entomological-epidemiological surveillance wherever native Chagas disease vectors occur.
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